Showcase frame extrusion



FIG. 1 is a top and left side perspective view of a showcase frame extrusion showing my new design;

FIG. 2 is a front elevational view thereof, a rear elevational view is mirror image;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a top and right perspective view of the showcase frame extrusion shown of FIG. 1;

FIG. 8 is a top and left view of the showcase frame extrusion shown in its position of use; and,

FIG. 9 is a front sectional view of the showcase frame extrusion shown in its position of use, taken along a line 9-9 of FIG. 5.

The broken lines are for the purposes of illustrating the environment of the article only and form no part of the claimed design. 

CLAIM The ornamental design for showcase frame extrusion, as shown and described. 